20246085

素因数分解:

$3^3\times 5^1\times {\mathrm{149971}}^1$

素因数の和:149985

約数の個数: 16

約数和(自身を含む): 35993280

約数和(自身を除く): 15747195

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 149971, 449913, 749855, 1349739, 2249565, 4049217, 6748695, 20246085]

約数ペア:

[(1, 20246085), (3, 6748695), (5, 4049217), (9, 2249565), (15, 1349739), (27, 749855), (45, 449913), (135, 149971)]